Toyota Venza: Mf1a Transfer / 4wd / Awd
- 4wd Control Ecu
- Active Torque Control 4wd System
- Precaution
- Parts Location
- System Description
- System Diagram
- How To Proceed With Troubleshooting
- Problem Symptoms Table
- Test Mode Procedure
- Terminals Of Ecu
- Diagnosis System
- Dtc Check / Clear
- Data List / Active Test
- Fail-safe Chart
- Diagnostic Trouble Code Chart
- Low Power Supply Voltage (C1241/94)
- Control Module Communication Bus OFF (U0073/86,U0100/85,U0129/83)
- Malfunction in Deceleration Sensor (C1245/93)
- Cancellation of 4WD Control (C1299/99)
- ABS Malfunction (C1296/96)
- Linear Solenoid Circuit (C1298/98)
- Engine Circuit Malfunction (C1280/82)
- AWD Warning Light does not Come ON
- AWD Warning Light Remains ON
- TC and CG Terminal Circuit
- Transfer Assembly(when Not Using The Engine Support Bridge)
- Transfer Assembly(when Using The Engine Support Bridge)
- Transfer Case Front Oil Seal(when Not Using The Engine Support Bridge)
- Transfer Case Front Oil Seal(when Using The Engine Support Bridge)
- Transfer Case Front Oil Seal(for Rh Side)
- Transfer Case Rear Oil Seal
- Transfer Oil
- Transfer System
Installation
INSTALLATION
PROCEDURE
1. INSTALL REAR DRIVE SHAFT ASSEMBLY
(a) Align the shaft splines and install the rear drive shaft assembly
using a screwdriver and hammer.
NOTICE:
...
4wd Control Ecu
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. REMOVE FRONT DOOR SCUFF PLATE RH
2. REMOVE COWL SIDE TRIM SUB-ASSEMBLY RH
3. REMOVE NO. 2 INSTRUMENT PANEL UNDER COVER SUB ...
Other materials about Toyota Venza:
Open in Occupant Classification ECU Battery Positive Line (B1794)
DESCRIPTION
This circuit consists of the occupant classification ECU and power source circuit
(battery, fuse and wire harness).
DTC B1794 is recorded when a malfunction is detected in the occupant classification
ECU or power source circuit.
HINT:
If DT ...
Fail-safe Chart
FAIL-SAFE CHART
1. FAIL-SAFE FUNCTION
(a) When communication fails in any of the CAN bus wires (communication wires),
a fail-safe function(s) will operate. The fail-safe function that is specified for
each system operates to prevent those systems from ma ...
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are listed in order of probability in the "Suspected Area" column ...
0.1744